Home / 1,220,724.82-1,830,713.20-844,066

Finding the Fourth Proportional to 1,220,724.82, 1,830,713.20 and 844,066

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Solution

The fourth proportional to 1,220,724.82, 1,830,713.20 and 844,066 is: 1,265,840.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,724.82 : 1,830,713.20 = 844,066 : x
  2. Step 2: Convert to fraction form
    1,220,724.82/1,830,713.20 = 844,066/x
  3. Step 3: Cross multiply
    1,220,724.82x = 1,830,713.20 × 844,066
  4. Step 4: Simplify right side
    1,220,724.82x = 1,545,242,767,871.20
  5. Step 5: Solve for x
    x = 1,545,242,767,871.20/1,220,724.82
  6. Step 6: Final answer
    x = 1,265,840.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.